Shandong Yongjian Machinery Co., Ltd., founded in February 2012, is located in Liutong Coastal Economic Development Zone, Changyi City, Shandong Province. It is a professional biaxial stretching film equipment manufacturer and solution provider, integrating the design, manufacture, installation, commissioning and after-sales maintenance of the whole film production line. The film products cover optical film, lithium battery separator film, photovoltaic backboard film, heat-shrinkable film, degradable film and other areas, including PET, PETG, RPET, PP, PA, PE, PI, PS, PEN, PLA, PBAT, LCP, PPS, PEEK, PVDE and battery separator filmetc. The company has a Chinas Stretching Film Research and Development experimental base, which is composed of multi-functional two-step stretching film pilot line, longitudinal/transverse synchronous stretching film pilot line with variable stretch ratio, film static stretching machine and other equipment. It not only provides a research and development experimental platform for research institutions, academic institutions, domestic and foreign film enterprises, but also lays a solid theoretical and practical foundation for the development and progress of the company's film stretching equipment! Oriented to meet the demands for advanced intelligent manufacturing equipment and high-end functional plastic film, the company takes "exquisite technology, leading quality, considerate service and reliable partner" as its purpose, and determines to make greater contributions to the comprehensive development of polymer film industry of the world!